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Forum: Security

Post here for help with Linux security issues: antivirus, firewalls, encryption, vulnerabilities, etc

  1. Sticky Thread Sticky: A short guide to Linux security

    Here at linuxforums.org we are often asked about the potential threat of a virus or malware attack. This short guide is designed to answer some of...

    Started by fingal, 02-25-2006
    • Replies: 1
    • Views: 67,526
    01-11-2010 Go to last post
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  1. PAM configuration

    I am wondering about PAM and how exactly it is working and how it should be configured... Manual states: But why is e.g. pam_securetty.so...

    Started by Mareq, 05-28-2007
    • Replies: 0
    • Views: 2,145
    05-28-2007 Go to last post
  2. Blocking https port

    I want to block https (port 443) traffic for my LAN users using iptables, please guide? I am using RedHat 9. Thank you,

    Started by Shafiq, 05-25-2007
    • Replies: 1
    • Views: 1,437
    05-25-2007 Go to last post
  3. flac deletes files without write permission

    I was transcoding some wav files to flac from a user account with the option --delete-input-file, and I noticed the flac program was deleting input...

    Started by Michielh, 05-20-2007
    • Replies: 2
    • Views: 1,010
    05-23-2007 Go to last post
  4. What to do?

    Dear All, what i need to do when i get back the maintenance from a vendor? before that the server was maintenance by the vendor, so he can...

    Started by chusoon, 05-10-2007
    • Replies: 6
    • Views: 1,282
    05-19-2007 Go to last post
  5. Packet Sniffing

    Hi everyone, I am linux newbie actually as part of my study in school i am suppose to configure sniffit as a packet sniffer but doing so i am...

    Started by kris2007, 05-17-2007
    • Replies: 1
    • Views: 1,067
    05-17-2007 Go to last post
  6. linux update server

    hi, is it possible to config a server to get all updates for redhat and suse form internet and then all clients in enterprise get the last update...

    Started by rajaei, 05-16-2007
    • Replies: 0
    • Views: 1,006
    05-16-2007 Go to last post
  7. Unhappy File Permissions - Windows vs. *NIX

    Hey so I'm stuck here. I'm trying to switch from a Windows Server 2003 (NTFS drives) to a Ubuntu (ext3). This server is mainly a file server, and...

    Started by Fermulator, 05-12-2007
    • Replies: 6
    • Views: 5,464
    05-15-2007 Go to last post
  8. openSSH working but very slow please help

    Hi guyse, my graduated project in the college is to show how to bypass proxy restrection, and i decided to publish an openssh server in my home...

    Started by uaeabudhabi77, 04-12-2007
    • Replies: 2
    • Views: 2,460
    05-13-2007 Go to last post
  9. How do I stop .....

    the logging in of root from the inital login screen? I just found a server that was allowed to do this. Why would someone have set this up this...

    Started by mace, 05-09-2007
    • Replies: 5
    • Views: 1,313
    05-10-2007 Go to last post
  10. Mount Encrypted FS from KDE

    I have an encrypted partition (/dev/hdc2) mounted at /mnt/crypto It is set up to allow users, so when I am in console, I type mount /mnt/crypto,...

    Started by palmem, 12-08-2004
    • Replies: 2
    • Views: 2,312
    05-07-2007 Go to last post
  11. Feisty Startup Guide - Security

    I've running through this to try to ensure I don't have any issues; I've gotten to the part about disabling a cracker from resarting in Console:...

    Started by kulturloseramerikaner, 05-06-2007
    • Replies: 0
    • Views: 1,044
    05-06-2007 Go to last post
  12. Exclamation X-server virus?

    A strange thing happened to me today. I don't know how to interprete the following situation: I have two PC's (PIII and PIV), with Nvidia Vanta and...

    Started by minthaka, 04-19-2007
    • Replies: 3
    • Views: 1,187
    05-05-2007 Go to last post
  13. DNS Spoofing question

    Dunno if this forum can help. But I hope you can. I just got my final assignment to make an anti-DNS spoof intrusion. I need a tool to attack my...

    Started by trigunmasteree, 04-15-2007
    • Replies: 1
    • Views: 1,572
    05-05-2007 Go to last post
  14. Transparent Traffic Sniffing

    Let's assume I throw in a multiple port Ethernet card into my Linux box -- beyond the interface I use now. Would there be any software that I...

    Started by thehemi, 05-04-2007
    • Replies: 4
    • Views: 1,644
    05-04-2007 Go to last post
  15. Trustix and Limits

    Hey guys, I've been searching all over the internet, trying to find a way to enable defined user limits inside of Trustix. I've setup...

    Started by mwest, 04-25-2007
    • Replies: 0
    • Views: 1,444
    04-25-2007 Go to last post
  16. Exclamation RSA Securid

    Hi there, I am trying to setup a series of RHEL3/4 servers to use the RSA Securid technology for SSH authentication. I have downloaded...

    Started by keirwhitlock, 04-23-2007
    • Replies: 0
    • Views: 6,170
    04-23-2007 Go to last post
  17. Question User Limits In Linux

    Here's the problem !, I want some specific users on my box have higher user limits, to do some specific tasks, however ! I tried using the ulimit...

    Started by dNetGuru, 04-05-2007
    • Replies: 5
    • Views: 9,942
    04-23-2007 Go to last post
  18. Odd quota readings

    I have Webmin installed on several of my servers and latly I notices several users listed in the disk quota area for example user #786, this is the...

    Started by GlacierBill, 04-16-2007
    • Replies: 0
    • Views: 892
    04-16-2007 Go to last post
  19. Testing password security

    Hi - I've been using John the Ripper to test the security of my passwords (both user and root) and so far so good ... it's been running for just...

    Started by fingal, 04-15-2007
    • Replies: 2
    • Views: 2,276
    04-15-2007 Go to last post
  20. vpnclient suid

    I'm wondering if there's a way to use 'suid' for the Cisco vpnclient. I see discussion on the web regarding versions that had the bit set by...

    Started by pajamabama, 05-07-2006
    • Replies: 2
    • Views: 14,827
    04-13-2007 Go to last post

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